CVE-2020-13543 — HIGH (8.8)

Vulnerability Description

A code execution vulnerability exists in the WebSocket functionality of Webkit WebKitGTK 2.30.0. A specially crafted web page can trigger a use-after-free vulnerability which can lead to remote code execution. An attacker can get a user to visit a webpage to trigger this vulnerability.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Webkitgtk	Webkitgtk	2.30.0

Related Weaknesses (CWE)

CWE-416

References

https://security.gentoo.org/glsa/202012-10Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1155ExploitTechnical DescriptionThird Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlNot ApplicableThird Party Advisory
https://security.gentoo.org/glsa/202012-10Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2020-1155ExploitTechnical DescriptionThird Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.htmlNot ApplicableThird Party Advisory

FAQ

What is CVE-2020-13543?

CVE-2020-13543 is a vulnerability with a CVSS score of 8.8 (HIGH). A code execution vulnerability exists in the WebSocket functionality of Webkit WebKitGTK 2.30.0. A specially crafted web page can trigger a use-after-free vulnerability which can lead to remote code e...

How severe is CVE-2020-13543?

CVE-2020-13543 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-13543?

Check the references section above for vendor advisories and patch information. Affected products include: Webkitgtk Webkitgtk.